Home / 45,218,174.43-62,374,516.23-28,446,242.76

Finding the Fourth Proportional to 45,218,174.43, 62,374,516.23 and 28,446,242.76

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Solution

The fourth proportional to 45,218,174.43, 62,374,516.23 and 28,446,242.76 is: 39,239,103.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,218,174.43 : 62,374,516.23 = 28,446,242.76 : x
  2. Step 2: Convert to fraction form
    45,218,174.43/62,374,516.23 = 28,446,242.76/x
  3. Step 3: Cross multiply
    45,218,174.43x = 62,374,516.23 × 28,446,242.76
  4. Step 4: Simplify right side
    45,218,174.43x = 1,774,320,630,716,140
  5. Step 5: Solve for x
    x = 1,774,320,630,716,140/45,218,174.43
  6. Step 6: Final answer
    x = 39,239,103.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.